Patent US3566542A successfully refreshed from Google Patents.
US3566542A
Expired / Lapsed
US
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Window assembly
Assignee: Andersen Corp
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Filing: 1969-04-02
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Granted: 1971-03-02
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Expires: 1989-04-02
Abstract
Abstract A WINDOW ASSEMBLY HAVING DEFORMABLE MEANS FOR ALIGNING AND SUPPORTING A WINDOW HAVING AN INCLINED MARGINAL EDGE.
Inventors
- 👤 Theodore M Gillen
- 👤 Albert O Dahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:35
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/54; E06B3/56; E06B3/5454
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |